:root {
            --primary-dark: #0a0e17;
            --secondary-dark: #141a2c;
            --accent-blue: #00b4ff;
            --accent-purple: #9d4edd;
            --accent-orange: #ff6b35;
            --text-primary: #e0e0ff;
            --text-secondary: #a0a8cc;
            --border-color: #2a3455;
            --card-bg: rgba(20, 26, 44, 0.85);
            --transition-fast: 0.25s ease;
            --transition-slow: 0.5s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--primary-dark);
            color: var(--text-primary);
            line-height: 1.8;
            overflow-x: hidden;
            background-image: radial-gradient(circle at 20% 30%, rgba(40, 60, 120, 0.15) 0%, transparent 20%),
                              radial-gradient(circle at 80% 70%, rgba(157, 78, 221, 0.1) 0%, transparent 20%);
        }
        a {
            color: var(--accent-blue);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-purple);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: rgba(10, 14, 23, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -0.5px;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            font-weight: 600;
            font-size: 1rem;
            padding: 8px 0;
            position: relative;
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
            transition: width var(--transition-fast);
        }
        .desktop-nav a:hover::after {
            width: 100%;
        }
        .mobile-nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            background-color: var(--secondary-dark);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 20px;
            border-top: 1px solid var(--border-color);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin-bottom: 15px;
        }
        .mobile-nav a {
            display: block;
            padding: 10px 0;
            border-bottom: 1px solid rgba(42, 52, 85, 0.5);
            font-weight: 600;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(42, 52, 85, 0.3);
            margin-bottom: 30px;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--accent-blue);
        }
        .breadcrumb span {
            margin: 0 8px;
        }
        .search-section {
            margin: 30px 0;
            padding: 25px;
            background: var(--card-bg);
            border-radius: 12px;
            border: 1px solid var(--border-color);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 15px 20px;
            background: rgba(10, 14, 23, 0.7);
            border: 1px solid var(--border-color);
            border-right: none;
            border-radius: 8px 0 0 8px;
            color: var(--text-primary);
            font-size: 1rem;
        }
        .search-input:focus {
            outline: none;
            border-color: var(--accent-blue);
        }
        .search-button {
            padding: 0 25px;
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
            border: none;
            border-radius: 0 8px 8px 0;
            color: white;
            font-weight: 600;
            cursor: pointer;
            transition: transform var(--transition-fast);
        }
        .search-button:hover {
            transform: scale(1.03);
        }
        .article-header {
            text-align: center;
            margin-bottom: 50px;
            padding: 30px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .article-header h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            margin-bottom: 20px;
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 20px;
            color: var(--text-secondary);
            font-size: 0.95rem;
        }
        .article-meta i {
            margin-right: 8px;
            color: var(--accent-blue);
        }
        .article-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 1024px) {
            .article-content {
                grid-template-columns: 1fr;
            }
        }
        .main-article {
            font-size: 1.1rem;
        }
        .main-article p {
            margin-bottom: 25px;
            text-align: justify;
        }
        .main-article h2 {
            font-size: 2rem;
            margin: 50px 0 25px;
            padding-bottom: 15px;
            border-bottom: 2px solid var(--border-color);
            color: var(--accent-blue);
        }
        .main-article h3 {
            font-size: 1.5rem;
            margin: 40px 0 20px;
            color: var(--accent-purple);
        }
        .main-article blockquote {
            border-left: 4px solid var(--accent-orange);
            padding-left: 25px;
            margin: 30px 0;
            font-style: italic;
            background: rgba(255, 107, 53, 0.05);
            padding: 25px;
            border-radius: 0 8px 8px 0;
        }
        .main-article ul, .main-article ol {
            padding-left: 30px;
            margin-bottom: 25px;
        }
        .main-article li {
            margin-bottom: 10px;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(0, 180, 255, 0.1), rgba(157, 78, 221, 0.1));
            padding: 25px;
            border-radius: 10px;
            border-left: 4px solid var(--accent-blue);
            margin: 30px 0;
        }
        .tech-table {
            width: 100%;
            border-collapse: collapse;
            margin: 30px 0;
            background: var(--card-bg);
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid var(--border-color);
        }
        .tech-table th, .tech-table td {
            padding: 18px 20px;
            text-align: left;
            border-bottom: 1px solid var(--border-color);
        }
        .tech-table th {
            background: rgba(0, 180, 255, 0.1);
            font-weight: 700;
            color: var(--accent-blue);
        }
        .tech-table tr:last-child td {
            border-bottom: none;
        }
        .tech-table tr:hover {
            background: rgba(42, 52, 85, 0.3);
        }
        .article-image {
            margin: 40px 0;
            text-align: center;
        }
        .article-image img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            transition: transform var(--transition-slow);
        }
        .article-image img:hover {
            transform: scale(1.01);
        }
        .image-caption {
            margin-top: 15px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-style: italic;
        }
        .sidebar {
            position: sticky;
            top: 120px;
            align-self: start;
        }
        .sidebar-widget {
            background: var(--card-bg);
            border-radius: 12px;
            padding: 25px;
            margin-bottom: 30px;
            border: 1px solid var(--border-color);
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 1px solid var(--border-color);
            color: var(--accent-blue);
        }
        .widget-links li {
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px dashed rgba(42, 52, 85, 0.5);
        }
        .widget-links li:last-child {
            border-bottom: none;
        }
        .widget-links a {
            display: block;
            padding: 8px 0;
            transition: padding-left var(--transition-fast);
        }
        .widget-links a:hover {
            padding-left: 10px;
            color: var(--accent-purple);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 1.8rem;
            margin: 20px 0;
            color: #ffd700;
        }
        .stars i {
            margin: 0 3px;
            cursor: pointer;
            transition: transform var(--transition-fast);
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .comments-section {
            margin: 60px 0;
            padding: 40px;
            background: var(--card-bg);
            border-radius: 15px;
            border: 1px solid var(--border-color);
        }
        .comments-section h2 {
            font-size: 2rem;
            margin-bottom: 30px;
            color: var(--accent-blue);
            text-align: center;
        }
        .comment-form {
            margin-bottom: 50px;
        }
        .form-group {
            margin-bottom: 25px;
        }
        .form-group label {
            display: block;
            margin-bottom: 10px;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 15px;
            background: rgba(10, 14, 23, 0.7);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            color: var(--text-primary);
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        @media (max-width: 768px) {
            .form-row {
                grid-template-columns: 1fr;
            }
        }
        .submit-button {
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
            color: white;
            border: none;
            padding: 16px 40px;
            font-size: 1.1rem;
            font-weight: 700;
            border-radius: 8px;
            cursor: pointer;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            display: block;
            margin: 30px auto 0;
        }
        .submit-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 180, 255, 0.2);
        }
        .comment-list {
            margin-top: 50px;
        }
        .comment {
            padding: 25px;
            margin-bottom: 25px;
            background: rgba(10, 14, 23, 0.5);
            border-radius: 10px;
            border-left: 4px solid var(--accent-purple);
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        .comment-author {
            font-weight: 700;
            color: var(--accent-blue);
        }
        .comment-rating {
            color: #ffd700;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            padding: 50px 0;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            margin: 60px 0 30px;
        }
        @media (max-width: 1024px) {
            .footer-links {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 768px) {
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        .web-link {
            background: var(--card-bg);
            padding: 20px;
            border-radius: 10px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
        }
        .web-link:hover {
            border-color: var(--accent-blue);
            transform: translateY(-5px);
        }
        .web-link a {
            display: block;
            font-weight: 600;
            line-height: 1.6;
        }
        .site-footer {
            text-align: center;
            padding: 30px 0;
            color: var(--text-secondary);
            font-size: 0.9rem;
            border-top: 1px solid var(--border-color);
        }
        .site-footer p {
            margin-bottom: 10px;
        }
        .copyright {
            font-size: 0.85rem;
            opacity: 0.8;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-nav-toggle {
                display: block;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            .comments-section {
                padding: 25px;
            }
            .search-section {
                padding: 20px;
            }
        }
        .text-bold {
            font-weight: 800;
            color: var(--accent-orange);
        }
        .emoji {
            font-size: 1.2em;
            margin: 0 5px;
        }
        .tag {
            display: inline-block;
            background: rgba(0, 180, 255, 0.15);
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-right: 10px;
            margin-bottom: 10px;
            border: 1px solid rgba(0, 180, 255, 0.3);
        }